The etcher's art.

Noted artist, Frank W. Benson, begins by transferring a pencil sketch by pressure to the coated and smoked surface of a copper plate. Then, delicate tools cut through the coating, exposing the copper along the lines of the drawing. Floods finished plate with acid to etch lines into the copper. Cleans plate, inks it, and pulls proof.
Complete catalog record
Demonstration of etching technique by Frank W. Benson; covers acid process and print pulling.

Sources

  1. Educational Film Guide 1946 — title, year, creator, length, format, sound, description, catalog record
  2. Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942 — title, creator, length, format, color, sound, genre, description
  3. 16mm Filmography editors — catalog record